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Finding the Third Proportional to 873,202 and 1,908,732

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Solution

The third proportional to 873,202 and 1,908,732 is: 4,172,296.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,202 : 1,908,732 = 1,908,732 : x
  2. Step 2: Convert to fraction form
    873,202/1,908,732 = 1,908,732/x
  3. Step 3: Cross multiply
    873,202x = 1,908,732 × 1,908,732
  4. Step 4: Simplify right side
    873,202x = 3,643,257,847,824
  5. Step 5: Solve for x
    x = 3,643,257,847,824/873,202
  6. Step 6: Final answer
    x = 4,172,296.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.